86984451

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 137779200

約数和(自身を除く): 50794749

約数列:

[1, 3, 9, 19, 47, 57, 79, 137, 141, 171, 237, 411, 423, 711, 893, 1233, 1501, 2603, 2679, 3713, 4503, 6439, 7809, 8037, 10823, 11139, 13509, 19317, 23427, 32469, 33417, 57951, 70547, 97407, 122341, 205637, 211641, 367023, 508681, 616911, 634923, 1101069, 1526043, 1850733, 4578129, 9664939, 28994817, 86984451]

約数ペア:

[(1, 86984451), (3, 28994817), (9, 9664939), (19, 4578129), (47, 1850733), (57, 1526043), (79, 1101069), (137, 634923), (141, 616911), (171, 508681), (237, 367023), (411, 211641), (423, 205637), (711, 122341), (893, 97407), (1233, 70547), (1501, 57951), (2603, 33417), (2679, 32469), (3713, 23427), (4503, 19317), (6439, 13509), (7809, 11139), (8037, 10823)]